This officially licensed Big Bang Theory adult t-shirt features the image of Caltech theoretical physicist Sheldon Cooper illuminated as if he was in the ENCOM mainframe with the catch phrase "Bazinga."This black, standard fit shirt is made from 100% cotton Be sure to check out our Size Chart to get an idea of the average size and dimensions of this Glowing Sheldon tshirt style. Check back often for some of our new Big Bang Theory clothing and other Big Bang Theory Merchandise at great prices only at AnimationShops.com.